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SoCacheElement.h
1 #ifndef COIN_SOCACHEELEMENT_H
2 #define COIN_SOCACHEELEMENT_H
3 
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35 
36 #include <Inventor/elements/SoSubElement.h>
37 
38 class SoCache;
39 
40 class COIN_DLL_API SoCacheElement : public SoElement {
41  typedef SoElement inherited;
42 
43  SO_ELEMENT_HEADER(SoCacheElement);
44 public:
45  static void initClass(void);
46 protected:
47  virtual ~SoCacheElement();
48 
49 public:
50  virtual void init(SoState * state);
51 
52  virtual void push(SoState * state);
53  virtual void pop(SoState * state, const SoElement * prevTopElement);
54 
55  static void set(SoState * const state, SoCache * const cache);
56  SoCache * getCache(void) const;
57  static SbBool anyOpen(SoState * const state);
58  static void invalidate(SoState * const state);
59  virtual SbBool matches(const SoElement * element) const;
60  virtual SoElement * copyMatchInfo(void) const;
61  SoCacheElement * getNextCacheElement(void) const;
62 
63  static void addElement(SoState * const state,
64  const SoElement * const element);
65  static void addCacheDependency(SoState * const state, SoCache * const cache);
66  static SbBool setInvalid(const SbBool newvalue);
67  static SoCache * getCurrentCache(SoState * const state);
68 
69 private:
70  SoCache * cache;
71  static SbBool invalidated;
72 };
73 
74 #endif // !COIN_SOCACHEELEMENT_H
static void initClass(void)
Definition: SoElement.cpp:506
The SoCacheElement class stores and manages the open caches.
Definition: SoCacheElement.h:40
virtual SbBool matches(const SoElement *element) const =0
Definition: SoElement.cpp:608
virtual void push(SoState *state)
Definition: SoElement.cpp:569
SoElement is the abstract base class for all elements.
Definition: SoElement.h:43
The SoState class manages the Coin scenegraph traversal state data.The SoState class is used by actio...
Definition: SoState.h:44
virtual void init(SoState *state)
Definition: SoElement.cpp:552
virtual SoElement * copyMatchInfo(void) const =0
The SoCache class is the superclass for all internal cache classes.It organizes reference counting to...
Definition: SoCache.h:43
virtual void pop(SoState *state, const SoElement *prevTopElement)
Definition: SoElement.cpp:584

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